black

#000000

#2197B9

#2197B9

Contrast Ratio

6.19:1

Delta E

66.65

Very Different

50:50 Mix

Color Values

Format #000000 #2197B9
HEX #000000 #2197B9
RGB 0, 0, 0 33, 151, 185
HSL 0.0, 0.0%, 0.0% 193.4, 69.7%, 42.7%
HSV 0.0, 0.0%, 0.0% 193.4, 82.2%, 72.5%
CMYK 0%, 0%, 0%, 100% 82.2%, 18.4%, 0.0%, 27.5%
OKLCH 0.0 0.0 0.0 0.6299 0.1094 222.9

Contrast & Accessibility

6.19:1
AA Pass AA Large Pass AAA Fail AAA Large Pass

Text Readability

The quick brown fox jumps over the lazy dog

Text: #2197B9 → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #2197B9

Color Difference (Delta E)

66.65 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #2197B9);
background: linear-gradient(135deg, #000000, #2197B9);

Explore Each Color

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